From owner-cvs-all Sun Aug 8 0: 2:34 1999 Delivered-To: cvs-all@freebsd.org Received: from picalon.gun.de (picalon.gun.de [194.77.0.18]) by hub.freebsd.org (Postfix) with ESMTP id 030FF14C1C; Sun, 8 Aug 1999 00:02:27 -0700 (PDT) (envelope-from andreas@klemm.gtn.com) Received: from klemm.gtn.com (pppak04.gtn.com [194.231.123.169]) by picalon.gun.de (8.8.6/8.8.6) with ESMTP id JAA18106; Sun, 8 Aug 1999 09:00:22 +0200 (MET DST) Received: (from andreas@localhost) by klemm.gtn.com (8.9.3/8.9.3) id IAA02481; Sun, 8 Aug 1999 08:57:59 +0200 (CEST) (envelope-from andreas) Date: Sun, 8 Aug 1999 08:57:59 +0200 From: Andreas Klemm To: Greg Lehey Cc: John-Mark Gurney , cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/vinum vinuminterrupt.c Message-ID: <19990808085758.A2467@titan.klemm.gtn.com> References: <199908070806.BAA66984@freefall.freebsd.org> <19990807181938.49481@hydrogen.fircrest.net> <19990808105939.A10056@freebie.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.6i In-Reply-To: <19990808105939.A10056@freebie.lemis.com>; from Greg Lehey on Sun, Aug 08, 1999 at 10:59:39AM +0930 X-Operating-System: FreeBSD 3.2-STABLE SMP X-Disclaimer: A free society is one where it is safe to be unpopular Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk On Sun, Aug 08, 1999 at 10:59:39AM +0930, Greg Lehey wrote: > On Saturday, 7 August 1999 at 18:19:38 -0700, John-Mark Gurney wrote: > > Greg Lehey scribbled this message on Aug 7: > >> Import RAID-5 code. > >> 1.12 +224 -3 src/sys/dev/vinum/vinuminterrupt.c > > > > so, does this mean that you can use RAID-5 w/o having to buy anything? > > Yes. How fast would RAID5 be with a AHA2940 and 3 IBM DORS disks connected to it (5400U/Min, 5.4 MB/sec using bonnie). Is it still fast, 50% of speed ... I know difficult to say ... but only want to know, if it's a doable compromise instead of doing hardware RAID... -- Andreas Klemm http://www.FreeBSD.ORG/~andreas http://www.freebsd.org/~fsmp/SMP/SMP.html powered by Symmetric MultiProcessor FreeBSD Latest song from our band: http://www.freebsd.org/~andreas/mp3/schaukel.mp3 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message